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Finding the Third Proportional to 54,374 and 119,786

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Solution

The third proportional to 54,374 and 119,786 is: 263,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374 : 119,786 = 119,786 : x
  2. Step 2: Convert to fraction form
    54,374/119,786 = 119,786/x
  3. Step 3: Cross multiply
    54,374x = 119,786 × 119,786
  4. Step 4: Simplify right side
    54,374x = 14,348,685,796
  5. Step 5: Solve for x
    x = 14,348,685,796/54,374
  6. Step 6: Final answer
    x = 263,888.73

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.